PowerMan: Disable a default timeout

powerman/CMakeLists.txt

@@ -3,6 +3,16 @@ set(TARGET cutefish-powerman)
 
 find_package(KF5IdleTime)
 find_package(X11)
+find_package(XCB
+    REQUIRED COMPONENTS
+        XCB
+        DPMS
+)
+
+set(XCB_LIBS
+    XCB::XCB
+    XCB::DPMS
+)
 
 set(SOURCES
     main.cpp
@@ -34,6 +44,7 @@ target_link_libraries(${TARGET}
         Qt5::X11Extras
 
         KF5::IdleTime
+        ${XCB_LIBS}
         ${X11_LIBRARIES}
 )
 

powerman/dimdisplayaction.cpp

@@ -26,6 +26,7 @@
 #include <QDebug>
 
 #include <X11/Xlib.h>
+#include <xcb/dpms.h>
 
 DimDisplayAction::DimDisplayAction(QObject *parent)
     : Action(parent)
@@ -34,6 +35,9 @@ DimDisplayAction::DimDisplayAction(QObject *parent)
               "com.cutefish.Brightness", QDBusConnection::sessionBus())
 {
     if (QX11Info::isPlatformX11()) {
+        // Disable a default timeout, if any
+        xcb_dpms_set_timeouts(QX11Info::connection(), 0, 0, 0);
+
         XSetScreenSaver(QX11Info::display(), 0, 0, 0, 0);
     }
 }